CA3201814A1 - Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables - Google Patents
Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables Download PDFInfo
- Publication number
- CA3201814A1 CA3201814A1 CA3201814A CA3201814A CA3201814A1 CA 3201814 A1 CA3201814 A1 CA 3201814A1 CA 3201814 A CA3201814 A CA 3201814A CA 3201814 A CA3201814 A CA 3201814A CA 3201814 A1 CA3201814 A1 CA 3201814A1
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- reference reproduction
- subband signals
- dynamic range
- parameter values
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Links
- 238000000034 method Methods 0.000 title claims description 50
- 230000005236 sound signal Effects 0.000 title claims description 20
- 230000006835 compression Effects 0.000 claims abstract description 31
- 238000007906 compression Methods 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims description 26
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000003786 synthesis reaction Methods 0.000 claims description 11
- 230000003595 spectral effect Effects 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims 1
- 238000004458 analytical method Methods 0.000 description 9
- 230000004044 response Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
- G10L19/0208—Subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/26—Pre-filtering or post-filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3089—Control of digital or coded signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Stereophonic System (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30364310P | 2010-02-11 | 2010-02-11 | |
| US61/303643 | 2010-02-11 | ||
| CA3114177A CA3114177C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3114177A Division CA3114177C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3201814A1 true CA3201814A1 (fr) | 2011-08-18 |
Family
ID=43881135
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3075793A Active CA3075793C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA3114177A Active CA3114177C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA2787466A Active CA2787466C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA2995461A Active CA2995461C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA3201814A Pending CA3201814A1 (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA2918302A Active CA2918302C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3075793A Active CA3075793C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA3114177A Active CA3114177C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA2787466A Active CA2787466C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
| CA2995461A Active CA2995461C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2918302A Active CA2918302C (fr) | 2010-02-11 | 2011-02-03 | Systeme et procede pour normaliser de maniere non destructive l'intensite sonore de signaux audio dans des dispositifs portables |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US8903729B2 (fr) |
| EP (3) | EP2534656B1 (fr) |
| JP (2) | JP5666625B2 (fr) |
| KR (1) | KR101381588B1 (fr) |
| CN (2) | CN103795364B (fr) |
| AR (1) | AR080156A1 (fr) |
| BR (2) | BR112012019880B1 (fr) |
| CA (6) | CA3075793C (fr) |
| CL (1) | CL2012002213A1 (fr) |
| CO (1) | CO6511277A2 (fr) |
| EA (1) | EA023730B9 (fr) |
| ES (1) | ES2916403T3 (fr) |
| MX (1) | MX2012008954A (fr) |
| MY (1) | MY169981A (fr) |
| SG (1) | SG182632A1 (fr) |
| TW (2) | TWI447709B (fr) |
| UA (1) | UA105277C2 (fr) |
| WO (1) | WO2011100155A1 (fr) |
Families Citing this family (60)
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| US11431312B2 (en) | 2004-08-10 | 2022-08-30 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10848118B2 (en) | 2004-08-10 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10158337B2 (en) | 2004-08-10 | 2018-12-18 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10701505B2 (en) | 2006-02-07 | 2020-06-30 | Bongiovi Acoustics Llc. | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| TWI501580B (zh) | 2009-08-07 | 2015-09-21 | Dolby Int Ab | 資料串流的鑑別 |
| TWI413110B (zh) | 2009-10-06 | 2013-10-21 | Dolby Int Ab | 以選擇性通道解碼的有效多通道信號處理 |
| JP5771618B2 (ja) | 2009-10-19 | 2015-09-02 | ドルビー・インターナショナル・アーベー | 音声オブジェクトの区分を示すメタデータ時間標識情報 |
| TWI447709B (zh) | 2010-02-11 | 2014-08-01 | Dolby Lab Licensing Corp | 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法 |
| TWI525987B (zh) | 2010-03-10 | 2016-03-11 | 杜比實驗室特許公司 | 在單一播放模式中組合響度量測的系統 |
| JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| EP2695161B1 (fr) * | 2011-04-08 | 2014-12-17 | Dolby Laboratories Licensing Corporation | Configuration automatique des métadonnées pour mixer des programmes audios sortant de deux flux binaires |
| US10844689B1 (en) | 2019-12-19 | 2020-11-24 | Saudi Arabian Oil Company | Downhole ultrasonic actuator system for mitigating lost circulation |
| JP6174129B2 (ja) | 2012-05-18 | 2017-08-02 | ドルビー ラボラトリーズ ライセンシング コーポレイション | パラメトリックオーディオコーダに関連するリバーシブルダイナミックレンジ制御情報を維持するシステム |
| JP6113294B2 (ja) * | 2012-11-07 | 2017-04-12 | ドルビー・インターナショナル・アーベー | 軽減された計算量の変換器ｓｎｒ計算 |
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| RU2631139C2 (ru) * | 2013-01-21 | 2017-09-19 | Долби Лэборетериз Лайсенсинг Корпорейшн | Оптимизация громкости и динамического диапазона через различные устройства воспроизведения |
| RU2719690C2 (ru) | 2013-01-21 | 2020-04-21 | Долби Лабораторис Лайсэнзин Корпорейшн | Аудиокодер и аудиодекодер с метаданными громкости и границы программы |
| RU2639663C2 (ru) * | 2013-01-28 | 2017-12-21 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Способ и устройство для нормализованного проигрывания аудио медиаданных с вложенными метаданными громкости и без них на новых медиаустройствах |
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